Spring Core · interview question
When using constructor injection, what happens if a required dependency is missing?
Multiple choiceHardchapter-9-curatedpremiumspring-corecontrollers-services-repositories
Answer and explanation
Correct answer
D. A BeanCreationException is thrown at startup.
Why
If a required dependency is missing when using constructor injection, Spring will throw a BeanCreationException at startup. This ensures that all necessary components are available and the application can run reliably.
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